The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 14, 1999
Filed:
Sep. 10, 1997
Applicant:
Inventor:
Toru Fukuoka, Kodaira, JP;
Assignee:
Bridgestone Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B29C / ; B60C / ; B60C / ;
U.S. Cl.
CPC ...
1522097 ; 15220923 ; 152902 ; 152D / ; 425 281 ; 425 35 ;
Abstract
A pneumatic tire comprises sipes in each land portion defined by wide-width grooves in a tread portion, in which a sipe corresponding to at least a part of these sipes comprises a pair of main portions slightly shifting to each other in the axial direction and a link portion connecting opposed end portions of these main portions to each other, and the pair of the main portions are inclined in opposite directions with respect to a radial direction so as to make a mutual distance L between the main portions large.